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ant/tests/test_deep_this.cjs
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test_deep_this.cjs
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			// Test deeply nested calls with 'this' context

			class DeepClass {
			constructor(name) {
			this.name = name;
			this.depth = 0;
			}

			method1(func) {
			console.log('method1: this.name = ' + this.name + ', depth = ' + this.depth);
			this.depth++;
			const result = func();
			this.depth--;
			return result;
			}

			method2(func) {
			console.log('method2: this.name = ' + this.name + ', depth = ' + this.depth);
			this.depth++;
			const result = func();
			this.depth--;
			return result;
			}

			method3(func) {
			console.log('method3: this.name = ' + this.name + ', depth = ' + this.depth);
			this.depth++;
			const result = func();
			this.depth--;
			return result;
			}

			leaf() {
			console.log('leaf: this.name = ' + this.name + ', depth = ' + this.depth);
			return 'done';
			}
			}

			function helper1() {
			return 'helper1';
			}

			function helper2() {
			return 'helper2';
			}

			const obj1 = new DeepClass('obj1');
			const obj2 = new DeepClass('obj2');

			console.log('=== Test 1: Deeply nested calls on same object ===');
			obj1.method1(() => {
			return obj1.method2(() => {
			return obj1.method3(() => {
			return obj1.leaf();
			});
			});
			});

			console.log('\n=== Test 2: Interleaved calls on different objects ===');
			obj1.method1(() => {
			obj2.method1(() => {
			return obj2.leaf();
			});
			return obj1.method2(() => {
			return obj1.leaf();
			});
			});

			console.log('\n=== Test 3: With helper function calls in arguments ===');
			obj1.method1(() => helper1());
			obj2.method2(() => helper2());

			console.log('\n=== All deep nesting tests passed ===');

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